Sunday, April 10, 2016

Introduction to Image Post Editing / Image Enhancement: "Fake" HDRI process

Hello Students,
Your next assignment is to create 3 "mock" HDRI Images with photoshop. Follow my process below very carefully for success. Check out this  link of cool HDRI Images for inspiration.

 

Project Requirements:
• Pick 3 of your own images, your images should be high resolution originals and in color. The more image "data" the better. The subject matter is your choice, landscape, portrait etc. Choose images that have good color variation and are properly exposed and in focus for best results.

• Process each image with the steps below, post a before and after version for each image to your blog upon completion.

Simplified HDRI Process with Photoshop:
You can make a "mock" HDRI image from a single photograph with photoshop. Normally creating an HDRI image requires multiple exposures. We will try creating one with a single exposure. The results should add a big color boost to our photographs.

Step 1) Open your image in photoshop. Rename your background layer to "Original".

Step 2) Create a duplicate layer and rename it "black&white". Go to Image > Adjustments > Hue and Saturation. Pull the saturation down until your image loses all color. Now change the Blending Mode to Overlay. This is located on your Layer Palette.

Step 3) We need to "invert" or reverse the "black&white" layer. Go to Image > Adjustments > Invert.

Step 4) Now we add some blur for that airbrushed look. Go to Filter > Blur > Gaussian Blur. I used a Blur setting of about 40, if your photograph is lower resolution than our classroom DSLR you may need to adjust this number. Adjust till you achieve the desired look.

Step 5) Now duplicate your "Original" Layer and place it above all other layers. Rename this layer "Linear" and change the Blending Mode to Linear Light. Lower this layer's opacity to about 60, or adjust to your desired level.


That's it your done! Repeat this process with 2 more images and place a before and after version for each image on your blog.

Have fun!
 -  Mr.W

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